Servicio de Correo (Arsys, ES) mailbox provider
According to Live Direct Marketing's daily Tranco top-1M scan (September 12, 2026), Servicio de Correo (Arsys, ES) is the mailbox provider for 353 domains — 0.05% of 665,310 domains with MX records. Detection method: primary MX record (lowest preference).
Key facts
- 353 domains in the Tranco top-1M use Servicio de Correo (Arsys, ES) (0.05% of domains with MX records).
- Snapshot date: 2026-09-12 — recomputed every day.
- Strongest TLD: .com (61.2% of its domains).
- Region skew: Global / US-skewed.
- Most co-used service: IPzMarketing.
- Directory category: mailbox provider.
Why Servicio de Correo (Arsys, ES) appears in this category
Arsys-branded Spanish mailbox service for SMB and registrar customers.
We classify it as a mailbox provider from primary MX record (lowest preference) matching a maintained provider rule. This is infrastructure attribution from public DNS, not evidence of a direct contract or exclusive use.
Servicio de Correo is an email hosting and mailbox service operated by Arsys, a Spanish hosting provider. It provides MX infrastructure for domains that opt into its platform, making it a measurable point in MX record surveys of the live internet.
Its footprint is concentrated in the long tail of smaller websites rather than major brands, predominantly in the .com namespace, with geographic distribution skewed towards Global and US markets. Its frequent association with marketing platforms like IPzMarketing indicates its role in infrastructure used by smaller-scale and marketing-focused senders.
Where Servicio de Correo (Arsys, ES) sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 1 | 0.3% |
| Top 100,000 | 14 | 4.0% |
| Top 1,000,000 | 335 | 94.9% |
| Unranked | 3 | 0.8% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .com | 216 | 61.2% | |
| .es | 93 | 26.3% | |
| .net | 15 | 4.2% | |
| .org | 8 | 2.3% | |
| .cat | 4 | 1.1% | |
| .io | 2 | 0.6% | |
| .eus | 2 | 0.6% | |
| .pt | 2 | 0.6% | |
| .it | 2 | 0.6% | |
| .mx | 1 | 0.3% |
What Servicio de Correo (Arsys, ES) users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 353 domains.
| Type | Service | Domains | Share of Servicio de Correo (Arsys, ES) users |
|---|---|---|---|
| ESP | IPzMarketing | 20 | 5.7% |
| ESP | Mailjet (Sinch) | 11 | 3.1% |
| ESP | Amazon SES | 10 | 2.8% |
| ESP | Mailchimp | 8 | 2.3% |
| ESP | Brevo (ex-Sendinblue) | 8 | 2.3% |
| ESP | Mandrill | 8 | 2.3% |
| ESP | Mailgun | 6 | 1.7% |
| ESP | Elastic Email | 5 | 1.4% |
| ESP | Zendesk | 4 | 1.1% |
| ESP | Acumbamail (ES) | 4 | 1.1% |
Filtering characteristics of a long-tail provider
Servicio de Correo's role as an MX provider for smaller-business and long-tail domains means the inbound mail it receives is predominantly from senders targeting those recipient profiles, often including marketing-platform operators. Its filtering policies and reputation models are likely calibrated to that sender ecosystem rather than to patterns observed at tier-one providers; testing against it therefore provides insight into deliverability behaviour for campaigns targeting SMB and long-tail audiences rather than large consumer or enterprise segments.
See the full Servicio de Correo (Arsys, ES) data page (KPI cards, trend, sample domains) →
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Frequently asked questions
What is Servicio de Correo and should I test email delivery to it?
Servicio de Correo is a mailbox and MX service operated by Arsys, predominantly used by smaller websites and businesses in the .com space. Include it in deliverability testing if your audience includes long-tail or SMB-focused domains, particularly those in Global or US-skewed geographic markets.
How many domains use Servicio de Correo (Arsys, ES)?
353 domains in the Tranco top-1M use Servicio de Correo (Arsys, ES) as their mailbox provider as of September 12, 2026 (0.05% of domains with MX records), according to Live Direct Marketing's daily DNS scan.
Is Servicio de Correo (Arsys, ES) common enough to affect email deliverability testing?
Servicio de Correo (Arsys, ES) accounts for 0.05% of domains with MX records in the top 1M. Whether you should seed a test mailbox there depends on how much of your audience it represents — the co-usage table above shows the services it appears alongside most.
Which countries or TLDs use Servicio de Correo (Arsys, ES) most?
Servicio de Correo (Arsys, ES)'s largest TLD is .com (61.2% of its domains); it appears across 18 TLDs in total.